John O'Neill, PHD
NPI 1336781491 · Clinical Child & Adolescent Psychologist · Durham, NC
John O'Neill, PHD is a Clinical Child & Adolescent Psychologist provider in Durham, NC (NPI 1336781491).
Provider details
- NPI number
- 1336781491
- Entity type
- Individual
- Primary specialty
- Clinical Child & Adolescent PsychologistBehavioral Health & Social Service Providers
- Credential
- PHD
- Sex
- Male
- Sole proprietor
- No
Specialties & taxonomies
Behavioral Health & Social Service Providers
Behavioral Health & Social Service Providers
Behavioral Health & Social Service Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
6 yrs in NPPES registry
- Profile completeness38% of score
83% of core fields populated
- Practice footprint23% of score
1 documented practice location
Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
Practice location
Mailing address
Registry dates
- Enumerated
- 2019-10-10
- Last updated
- 2021-05-04
- Certified
- 2021-05-04
Frequently asked questions
- What is John O'Neill's NPI number?
- John O'Neill's National Provider Identifier (NPI) is 1336781491, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is John O'Neill's specialty?
- John O'Neill is listed in the NPPES registry with a primary specialty of Clinical Child & Adolescent Psychologist (Behavioral Health & Social Service Providers).
- Where is John O'Neill located?
- John O'Neill's practice location on file with NPPES is 2608 Erwin Rd Ste 300, Durham, NC 27705-4597.
- What is John O'Neill's phone number?
- The practice phone number listed in the NPPES registry for John O'Neill is (919) 385-3232.
- Is John O'Neill's NPI active?
- Yes — John O'Neill's NPI (1336781491) is active in the NPPES registry as of the last update on 2021-05-04.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.